Existing Shopify app that allows us to execute our own Functions without a private app?

Topic summary

Seeking an existing Shopify app that can host and execute custom business logic (“functions”) while integrating seamlessly with a Shopify store.

Requirements: Run their own logic to handle specific business functions without building and maintaining additional infrastructure.

Constraint: Prefer not to create a private/custom Shopify app solely to host these functions.

Clarifications: “Functions” here refers to custom code or logic the merchant wants to execute; a “private app” is a store-specific custom app built by the merchant or developer.

Status: No solutions or recommendations provided yet; the question remains open with no decisions or actions taken. No code or attachments involved.

Summarized with AI on December 28. AI used: gpt-5.

We are looking for a solution that can host our custom logic and integrate seamlessly with our Shopify store to handle specific business functions, but don’t want to create a custom Shopify app just to host our functions if possible.